The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 07, 2022
Filed:
Sep. 02, 2015
Applicant:
Solvay Specialty Polymers Usa, Llc, Alpharetta, GA (US);
Inventor:
Corinne Bushelman, Cumming, GA (US);
Assignee:
SOLVAY SPECIALTY POLYMERS USA, LLC, Alpharetta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 81/06 (2006.01); C08K 3/22 (2006.01); C08K 5/315 (2006.01); C08K 5/3475 (2006.01); C08K 5/3492 (2006.01); C08K 5/357 (2006.01); C08L 81/00 (2006.01); C08G 75/00 (2006.01); C08G 75/20 (2016.01); C08J 3/20 (2006.01); C08K 5/098 (2006.01); C08J 3/00 (2006.01); C08G 69/48 (2006.01); C08K 7/14 (2006.01); C08K 3/00 (2018.01); C08K 5/00 (2006.01); H01B 3/30 (2006.01);
U.S. Cl.
CPC ...
C08L 81/06 (2013.01); C08G 69/48 (2013.01); C08G 75/00 (2013.01); C08G 75/20 (2013.01); C08J 3/00 (2013.01); C08J 3/203 (2013.01); C08K 3/00 (2013.01); C08K 3/22 (2013.01); C08K 5/00 (2013.01); C08K 5/098 (2013.01); C08K 5/315 (2013.01); C08K 5/3475 (2013.01); C08K 5/3492 (2013.01); C08K 5/357 (2013.01); C08K 7/14 (2013.01); C08L 81/00 (2013.01); H01B 3/30 (2013.01); C08J 2381/06 (2013.01); C08K 2003/222 (2013.01); C08K 2003/2241 (2013.01); C08L 2201/08 (2013.01);
Abstract
The invention pertains to a polymer composition possessing improved resistance towards degradation and discolouring phenomena induced by UV radiation, said composition comprising at least one aromatic sulfone polymer; at least one organic UV absorber and at least one basic compound selected from the group consisting of (i) basic oxides and hydroxides of divalent metals and (ii) salts of a weak acid, and to methods for its manufacture and to shaped articles obtained therefrom.